Retrieve the relative state of the mouse.
int *x, int *y);Uint32 SDL_GetRelativeMouseState(
a pointer filled with the last recorded x coordinate of the mouse
a pointer filled with the last recorded y coordinate of the mouse
Returns a 32-bit button bitmask of the relative button state.
The current button state is returned as a button bitmask, which can be tested using the
(X) macros (where
X is generally 1 for the left, 2 for middle, 3 for the right button), and
y are set to the mouse deltas since the last call to SDL_GetRelativeMouseState() or since event initialization. You can pass NULL for either
This function is available since SDL 2.0.0.